EP4409261C0 - Methode de detection, de quantification et de discrimination des levures brettanomyces spp et des autres levures contenues dans un substrat liquide organique contenant des sucres fermentescibles - Google Patents

Methode de detection, de quantification et de discrimination des levures brettanomyces spp et des autres levures contenues dans un substrat liquide organique contenant des sucres fermentescibles

Info

Publication number
EP4409261C0
EP4409261C0 EP22777724.0A EP22777724A EP4409261C0 EP 4409261 C0 EP4409261 C0 EP 4409261C0 EP 22777724 A EP22777724 A EP 22777724A EP 4409261 C0 EP4409261 C0 EP 4409261C0
Authority
EP
European Patent Office
Prior art keywords
yeastes
quantification
characterization
contained
detection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP22777724.0A
Other languages
German (de)
English (en)
Other versions
EP4409261B1 (fr
EP4409261A1 (fr
Inventor
Matthieu Dubernet
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Md Invention Oeno
Md Invent Oeno
Original Assignee
Md Invention Oeno
Md Invent Oeno
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Md Invention Oeno, Md Invent Oeno filed Critical Md Invention Oeno
Publication of EP4409261A1 publication Critical patent/EP4409261A1/fr
Application granted granted Critical
Publication of EP4409261B1 publication Critical patent/EP4409261B1/fr
Publication of EP4409261C0 publication Critical patent/EP4409261C0/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02—Food
    • G01N33/14—Beverages
    • G01N33/143—Beverages containing sugar
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02—Food
    • G01N33/14—Beverages
    • G01N33/146—Beverages containing alcohol
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N2015/1006—Investigating individual particles for cytology
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1402—Data analysis by thresholding or gating operations performed on the acquired signals or stored data
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • G01N2021/6439—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes" with indicators, stains, dyes, tags, labels, marks
    • G01N2021/6441—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes" with indicators, stains, dyes, tags, labels, marks with two or more labels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
    • G01N2333/37—Assays involving biological materials from specific organisms or of a specific nature from fungi
    • G01N2333/39—Assays involving biological materials from specific organisms or of a specific nature from fungi from yeasts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
EP22777724.0A 2021-09-28 2022-09-27 Methode de detection, de quantification et de discrimination des levures brettanomyces spp et des autres levures contenues dans un substrat liquide organique contenant des sucres fermentescibles Active EP4409261B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2110234A FR3127570B1 (fr) 2021-09-28 2021-09-28 Methode de detection, de quantification et de discrimination des levures brettanomyces spp et des autres levures contenues dans un substrat liquide organique contenant des sucres fermentescibles
PCT/IB2022/059194 WO2023053002A1 (fr) 2021-09-28 2022-09-27 Methode de detection, de quantification et de discrimination des levures brettanomyces spp et des autres levures contenues dans un substrat liquide organique contenant des sucres fermentescibles

Publications (3)

Publication Number Publication Date
EP4409261A1 EP4409261A1 (fr) 2024-08-07
EP4409261B1 EP4409261B1 (fr) 2026-02-11
EP4409261C0 true EP4409261C0 (fr) 2026-02-11

Family

ID=80122821

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22777724.0A Active EP4409261B1 (fr) 2021-09-28 2022-09-27 Methode de detection, de quantification et de discrimination des levures brettanomyces spp et des autres levures contenues dans un substrat liquide organique contenant des sucres fermentescibles

Country Status (4)

Country Link
US (1) US20250172486A1 (fr)
EP (1) EP4409261B1 (fr)
FR (1) FR3127570B1 (fr)
WO (1) WO2023053002A1 (fr)

Also Published As

Publication number Publication date
FR3127570B1 (fr) 2024-11-29
EP4409261B1 (fr) 2026-02-11
WO2023053002A1 (fr) 2023-04-06
US20250172486A1 (en) 2025-05-29
FR3127570A1 (fr) 2023-03-31
EP4409261A1 (fr) 2024-08-07

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